Southern Company is an American gas and electric utility holding company based in the Southern United States. It is headquartered in Atlanta, Georgia, with executive offices also located in Birmingham, Alabama. The company is the second largest utility company in the U.S. in terms of customer base, as of 2021. Through its subsidiaries it serves 9 million gas and electric utility customers in 6 states. Southern Company's regulated regional electric utilities serve a 120,000-square-mile (310,000 km2) territory with 27,000 miles (43,000 km) of distribution lines.
The Ontario Energy Board is the provincial regulator of natural gas and electricity utilities in Ontario, Canada. This includes setting rates, and licensing all participants in the electricity sector including the Independent Electricity System Operator (IESO), generators, transmitters, distributors, wholesalers and electricity retailers, as well as natural gas marketers who sell to low volume customers.
Atmos Energy Corporation, headquartered in Dallas, Texas, is one of the United States' largest natural-gas-only distributors, serving about three million natural gas distribution customers in over 1,400 communities in nine states from the Blue Ridge Mountains in the East to the Rocky Mountains in the West.
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services in the United States and Canada. Its operating units include an electric utility serving 2.2 million customers and a natural gas utility serving 1.3 million customers in Michigan.
NiSource Inc. is one of the largest fully regulated utility companies in the United States, serving approximately 3.5 million natural gas customers and 500,000 electric customers across six states through its local Columbia Gas and NIPSCO brands. The company, based in Merrillville, Indiana, has more than 8,000 employees. As of 2018, NiSource is the sole Indiana-based utility company.
Sempra is a North American public utility holding company based in San Diego, California. The company is one of the largest utility holding companies in the United States with nearly 40 million consumers. Sempra's focus is on electric and natural gas infrastructure and its operating companies include: Southern California Gas Company (SoCalGas) and San Diego Gas & Electric (SDG&E) in Southern California; Oncor Electric Delivery Company in Texas; and Sempra Infrastructure, with offices in California and Texas.
SCANA Corporation was an American regulated electric and natural gas public utility. The company was based in Cayce, South Carolina, a suburb of Columbia, South Carolina. Following the Nukegate scandal, the company's stock fell and the company was in disrepair. In January 2019, SCANA was acquired by Dominion Energy. The corporate name SCANA was not an acronym, but was taken from the letters in South Carolina.
Chesapeake Utilities Corporation is an American corporation formed in 1947. Chesapeake Utilities Corporation is a diversified energy company engaged, through our operating divisions and subsidiaries, in various energy and other businesses. Headquartered in Delaware, Chesapeake Utilities Corporation operates primarily within the Middle-Atlantic, Southeast and Midwest regions, providing natural gas distribution and transmission, natural gas supply, gathering and processing, electric distribution and propane distribution service.
Nicor Gas is an energy company headquartered in Naperville, Illinois. Its largest subsidiary, Nicor Gas, is a natural gas distribution company. Founded in 1954, the company serves more than two million customers in a service territory that encompasses most of the northern third of Illinois, excluding the city of Chicago. Nicor Gas has 34,000 miles (55,000 km) of pipelines.
Cove Point LNG Terminal is an offshore liquid natural gas shipping terminal operated by BHE GT&S, a Berkshire Hathaway Energy company. It is located near Lusby, Maryland, United States, on the western shore of the Chesapeake Bay, and exports liquefied natural gas (LNG) and also stores gas. LNG is exported on specially designed ships known as LNG carriers.
FortisBC is a Canadian owned, British Columbia based regulated utility providing natural gas, and electricity. FortisBC has approximately 2,600 employees serving more than 1.2 million customers in 135 B.C. communities and 58 First Nations communities across 150 Traditional Territories.
GAIL (India) Limited is a central public sector undertaking. It has the following business segments: natural gas, liquified natural gas, liquid hydrocarbon, liquefied petroleum gas transmission, petrochemicals, city gas distribution, renewable energy including solar & wind, exploration and production, GAILTEL and electricity generation. GAIL was given the Maharatna status on the 1 February 2013 by the Indian Government, a status which 11 other Public Sector Undertakings (PSUs) have.
Energy in Victoria, Australia is generated using a number of fuels or technologies, including coal, natural gas and renewable energy sources. Brown coal, historically, was the main primary energy source for the generation of electricity in the state, accounting for about 85% of electricity generation in 2008. The amount of coal-fired power has decreased significantly with the closure in 2017 of the Hazelwood power station which supplied around 20% of Victoria's electricity, and to a lesser extent with the exit of Anglesea power station in 2015. Brown coal is one of the largest contributors to Australia's total domestic greenhouse gas emissions and a source of controversy for the country. Australia is one of the highest polluters of greenhouse gas per capita in the world.
Atlanta Gas Light Company (AGLC), commonly still known as Atlanta Gas Light (AGL), is the largest natural gas wholesaler in the Southeast U.S., and is the leading subsidiary of parent company Southern Company Gas. It was founded in 1856 and is headquartered in Atlanta, as is Southern Company Gas. It provides distribution and metering to more than 1.6 million residential, commercial, and industrial customers in 243 communities throughout the state of Georgia.
Dominion Energy, Inc., commonly referred to as Dominion, is an American energy company headquartered in Richmond, Virginia that supplies electricity in parts of Virginia, North Carolina, and South Carolina and supplies natural gas to parts of Utah, Idaho and Wyoming, West Virginia, Ohio, Pennsylvania, North Carolina, South Carolina, and Georgia. Dominion also has generation facilities in Indiana, Illinois, Connecticut, and Rhode Island.
Natural gas was Canada's third largest source of energy production in 2018, representing 22.3% of all energy produced from fuels in the country. By contrast, the share of fuel-based energy production from natural gas in 2013 was 17.0%, indicating a growth rate of approximately 1.06% per year.
National Fuel Gas Company is a diversified energy company with $6.2 billion in assets distributed among the following five operating segments: Exploration and Production, Pipeline and Storage, Gathering, Utility, and Energy Marketing. National Fuel Gas was incorporated in 1902 and is based in Williamsville, New York.
Natural gas was the United States' largest source of energy production in 2016, representing 33 percent of all energy produced in the country. Natural gas has been the largest source of electrical generation in the United States since July 2015.
Gas South, based in Atlanta, Georgia, United States, is a natural gas provider that serves more than 425,000 residential, commercial and governmental customers in Georgia, Florida, North Carolina, South Carolina, New Jersey and Ohio.
US$4.617 billion (FY 2013) [1] 
